Reformat

Signed-off-by: Szymon Karpiński <skarpinski@nvidia.com>

dali/test/python/checkpointing/test_dali_checkpointing_fw_iterators.py

@@ -24,6 +24,7 @@
 from nvidia.dali.pipeline import pipeline_def
 from nose2.tools import params, cartesian_params
 
+
 class FwTestBase:
  FwIterator = None
 
@@ -43,27 +44,26 @@ def check_pipeline_checkpointing(self, pipeline_factory, reader_name=None, size=
 
  restored = pipeline_factory(**pipeline_args, checkpoint=iter.checkpoints()[0])
  restored.build()
- iter2 = self.FwIterator(restored, ["data"], auto_reset=True, reader_name=reader_name, size=size)
+ iter2 = self.FwIterator(
+ restored, ["data"], auto_reset=True, reader_name=reader_name, size=size
+ )
 
  for out1, out2 in zip(iter, iter2):
  for d1, d2 in zip(out1, out2):
  for key in d1.keys():
  assert self.equal(d1[key], d2[key])
 
-
  def check_single_input_operator(self, op, device, **kwargs):
  pipeline_factory = check_single_input_operator_pipeline(op, device, **kwargs)
  self.check_pipeline_checkpointing(pipeline_factory, reader_name="Reader")
 
-
  def check_no_input_operator(self, op, device, **kwargs):
  @pipeline_def
  def pipeline_factory():
  return op(device=device, **kwargs)
 
  self.check_pipeline_checkpointing(pipeline_factory, size=8)
 
-
  # Reader tests section
 
  @params(